Voices In Time Energy c. 1843 | Avoyelles Parish, LA A More Vindictive Energy Solomon Northup is pushed past his limits. More
Voices In Time Energy 1865 | Manchester Power Dynamics William Stanley Jevons evaluates natural sources of energy. More
Voices In Time Energy 1752 | Philadelphia Lightning in a Bottle Benjamin Franklin conducts an experiment.More
Voices In Time Energy 1912 | New York City Renewable Energy Giacomo Ciamician considers the difficulties of a future without fossil fuels.More
Voices In Time Energy 1849 | Berlin Shine Bright Like a Diamond Alexander von Humboldt goes under the sea.More
Voices In Time Energy 1909 | Atlantic Ocean Civilization Mohandas K. Gandhi considers a treatable disease.More
Voices In Time Energy c. 1885 | Lima, OH Good Grease Ida B. Tarbell presents an investment opportunity.More